Finding the Fourth Proportional to 5,948,923.68, 8,209,636.20 and 3,232,844.64
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Solution
The fourth proportional to 5,948,923.68, 8,209,636.20 and 3,232,844.64 is: 4,461,391.64
Step by Step Solution
- Step 1: Write the proportion equation
5,948,923.68 : 8,209,636.20 = 3,232,844.64 : x - Step 2: Convert to fraction form
5,948,923.68/8,209,636.20 = 3,232,844.64/x - Step 3: Cross multiply
5,948,923.68x = 8,209,636.20 × 3,232,844.64 - Step 4: Simplify right side
5,948,923.68x = 26,540,478,385,519.97 - Step 5: Solve for x
x = 26,540,478,385,519.97/5,948,923.68 - Step 6: Final answer
x = 4,461,391.64
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.